PS4 version here https://www.cheapies.nz/deals
Xbox version here https://www.jbhifi.co.nz/xbox-one/borderlands-3/361803/
There are lots of games under $20. Check JB hifi website.
A few on Mighty Ape(mightyape.co.nz) and EB Games(ebgames.co.nz) too.
There are lots of games under $20. Check JB hifi website.